A/C - Won't Produce Cold/Warm Air
Date: February 3, 2004
Order No.: T-B-83.40/66a
Supersedes: T-B-83.40/66 dated April 8, 2003
Group: 83
Revision: Procedure Updated
2000 Mercedes Benz Truck ML 55 AMG (163.174) V8-5.5L (113.981) 256
SUBJECT:
Model 163.154/157/172/174/175, as of A289565
Air Conditioning System Does Not Produce Cold/Warm Air
If you receive customer reports in the above model vehicles where the air conditioning system does not produce cold/warm air after vehicle starting,
install part no. stated below as described in WIS document no. AR83.40-P-6500GH. This condition is due to a momentary under voltage to AAC
control module (N22), which causes the air flaps to temporarily lose function. This occurs only on AAC control module (N22) part numbers A163
Date: February 3, 2004
Order No.: T-B-83.40/66a
Supersedes: T-B-83.40/66 dated April 8, 2003
Group: 83
Revision: Procedure Updated
2000 Mercedes Benz Truck ML 55 AMG (163.174) V8-5.5L (113.981) 256
SUBJECT:
Model 163.154/157/172/174/175, as of A289565
Air Conditioning System Does Not Produce Cold/Warm Air
If you receive customer reports in the above model vehicles where the air conditioning system does not produce cold/warm air after vehicle starting,
install part no. stated below as described in WIS document no. AR83.40-P-6500GH. This condition is due to a momentary under voltage to AAC
control module (N22), which causes the air flaps to temporarily lose function. This occurs only on AAC control module (N22) part numbers A163
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